Application Note

Nov 2008

3

Order Number: 320005-04

Conversion Guide: P33 130nm to 65nm

Contents

1.0

Introduction ..............................................................................................................5

2.0

Device Overview........................................................................................................5

2.1

P33 130nm Device ..............................................................................................5

2.2

P33 65nm Device ................................................................................................5

2.3

P33 130nm and 65nm Features Comparison ...........................................................6

3.0

Device Packaging and Ballout ....................................................................................7

3.1

Easy BGA Ballout.................................................................................................7

3.2

TSOP Pinout .......................................................................................................8

4.0

Hardware Design Considerations ...............................................................................9

4.1

AC Read Specifications.........................................................................................9

4.2

AC Write/Erase Specifications ...............................................................................9

4.3

DC Current Specification .................................................................................... 10

5.0

Flash Software Design Considerations ..................................................................... 11

5.1

Device Identification .......................................................................................... 11

5.2

Read Configuration Register (RCR) ...................................................................... 11

5.3

Blank Check ..................................................................................................... 12

5.4

Device Commands............................................................................................. 13

5.5

WAIT State Comparison ..................................................................................... 13

5.5.1

WAIT State P33 65nm............................................................................. 13

5.5.2

WAIT State P33 130nm ........................................................................... 14

5.6

CFI Differences ................................................................................................. 15

5.6.1

CFI revision ........................................................................................... 15

5.6.2

Time-out changes................................................................................... 15

5.7

Performance Improvements in P33 65nm ............................................................. 16

6.0

Conversion Considerations ...................................................................................... 17

A

Additional Information ............................................................................................ 17